initial support for OpenBlocks AX3-4

  supported:
    ARM VFP
    Marvell CPU Timer
    Marvell Integrated I2C Bus Controller
    Marvell Integrated SATA Controller
    Marvell Integrated USB 2.0 Controller
    Marvell Integrated RTC
    UART (ns16550 compatible)
    Multi user mode

  not supported:
    SMP
    Marvell Integrated Gigabit Ethernet Controller
    Marvell Integrated CESA
    SII S35390A RTC

2013-12-25T17:43:51+0900